Noise app Apple Watch 5

Hello shuffleq,

It is possible the Noise app was removed from your Apple Watch, you can learn how to redownload it here: Redownload apps and games from Apple - Apple Support

You may find these steps helpful:

How to redownload apps on Apple Watch

1. Open the App Store on your Apple Watch.

2. Scroll all the way to the bottom, tap Account, then tap Purchased.

3. If you use Family Sharing, tap My Purchases or choose a family member’s name to see content that they purchased.

4. Find the app that you want to download, then tap the download button .

Thanks.

Thanks for that update, shuffleq, and glad you were able to redownload the app and resolve this issue. Have a good day and thanks for using the Apple Support Communities!